//method to create a new product
public bool InsertNewProduct(Product product)
{
using (SqlConnection sqlCon = new SqlConnection(Config.ConnString))
{
sqlCon.Open();
var sql = "INSERT INTO Inventory(GameTitle, Category, Platform, AvailableUnits, Cost , Price, Condition, ProductType)" +
$"VALUES('{product.GameTitle}', '{product.Category}', '{product.Platform}', {product.AvailableUnits}," +
$"cast({product.Cost} as money), {product.Price}, '{product.Condition}', '{product.ProductType}' )";
try
{
SqlCommand sqlCmd = new SqlCommand(sql, sqlCon);
sqlCmd.ExecuteNonQuery();
return(true);
}
catch (Exception ex)
{
var Err = new CreateLogFiles();
Err.ErrorLog(Config.PathToData + "err.log", ex.Message);
return(false);
throw;
}
}
}
public bool UpdateProductById(Product product)
{
using (SqlConnection sqlCon = new SqlConnection(Config.ConnString))
{
sqlCon.Open();
{
var sql = $"UPDATE Inventory SET GameTitle = '{product.GameTitle}', " +
$"Category = '{product.Category}', " +
$"Platform = '{product.Platform}', " +
$"AvailableUnits = {product.AvailableUnits}, " +
$"Cost = {product.Cost}, " +
$"Price = {product.Price}, " +
$"Condition = '{product.Condition}', " +
$"ProductType = '{product.ProductType}' " +
$"WHERE productId = {product.productId}";
try
{
SqlCommand sqlCmd = new SqlCommand(sql, sqlCon);
sqlCmd.ExecuteNonQuery();
return(true);
}
catch (Exception ex)
{
var Err = new CreateLogFiles();
Err.ErrorLog(Config.PathToData + "err.log", ex.Message);
return(false);
throw;
}
}
}
}
//method to add credit card orders
public bool CreateCreditCardOrder(Order order)
{
CreditCardValidationService card = new CreditCardValidationService();
if (card.Validate(order.CreditCardNumber))
{
var ccEncrypted = CcOperation.Encrypt(Config.Key, order.CreditCardNumber);
var lastFourDigits = order.CreditCardNumber.Substring(order.CreditCardNumber.Length - 4, 4);
using (SqlConnection sqlCon = new SqlConnection(Config.ConnString))
{
sqlCon.Open();
try
{
SqlCommand cmd = new SqlCommand("spCreateCreditCardOrder", sqlCon);
cmd.CommandType = CommandType.StoredProcedure;
cmd.Parameters.Add(new SqlParameter("@Product", order.Product));
cmd.Parameters.Add(new SqlParameter("@Quantity", order.Quantity));
cmd.Parameters.Add(new SqlParameter("@Condition", order.Condition));
cmd.Parameters.Add(new SqlParameter("@Date", order.Date));
cmd.Parameters.Add(new SqlParameter("@Total", order.Total));
cmd.Parameters.Add(new SqlParameter("@CustomerName", order.CustomerName));
cmd.Parameters.Add(new SqlParameter("@CustomerPhoneNumber", order.CustomerPhoneNumber));
cmd.Parameters.Add(new SqlParameter("@Email", order.Email));
cmd.Parameters.Add(new SqlParameter("@SaleType", order.SaleType));
cmd.Parameters.Add(new SqlParameter("@CreditCardName", order.CreditCardName));
cmd.Parameters.Add(new SqlParameter("@CreditCardNumber", lastFourDigits));
cmd.Parameters.Add(new SqlParameter("@EncryptedCreditCardNumber", ccEncrypted));
cmd.Parameters.Add(new SqlParameter("@ExpirationDate", order.ExpirationDate));
cmd.Parameters.Add(new SqlParameter("@SecurityCode", order.SecurityCode));
cmd.ExecuteNonQuery();
var sql2 = $"UPDATE Inventory SET AvailableUnits = AvailableUnits - {order.Quantity} WHERE GameTitle = '{order.Product}'";
using (SqlConnection sqlConnection = new SqlConnection(Config.ConnString))
{
sqlConnection.Open();
cmd = new SqlCommand(sql2, sqlConnection);
cmd.ExecuteNonQuery();
}
return(true);
}
catch (Exception ex)
{
var Err = new CreateLogFiles();
Err.ErrorLog(Config.PathToData + "err.log", ex.Message);
return(false);
throw;
}
}
}
else
{
return(false);
}
}
//method to add cash orders
public bool CreateCashOrder(Order order)
{
using (SqlConnection sqlCon = new SqlConnection(Config.ConnString))
{
sqlCon.Open();
try
{
//selecting stored procedure and adding all parameters
SqlCommand cmd = new SqlCommand("spCreateCashOrder", sqlCon);
cmd.CommandType = CommandType.StoredProcedure;
cmd.Parameters.Add(new SqlParameter("@Product", order.Product));
cmd.Parameters.Add(new SqlParameter("@Quantity", order.Quantity));
cmd.Parameters.Add(new SqlParameter("@Condition", order.Condition));
cmd.Parameters.Add(new SqlParameter("@Date", order.Date));
cmd.Parameters.Add(new SqlParameter("@Total", order.Total));
cmd.Parameters.Add(new SqlParameter("@CustomerName", order.CustomerName));
cmd.Parameters.Add(new SqlParameter("@CustomerPhoneNumber", order.CustomerPhoneNumber));
cmd.Parameters.Add(new SqlParameter("@Email", order.Email));
cmd.Parameters.Add(new SqlParameter("@SaleType", order.SaleType));
cmd.ExecuteNonQuery();
//removing items from inventory
var sql2 = $"UPDATE Inventory SET AvailableUnits = AvailableUnits - {order.Quantity} WHERE GameTitle = '{order.Product}'";
using (SqlConnection sqlConnection = new SqlConnection(Config.ConnString))
{
sqlConnection.Open();
cmd = new SqlCommand(sql2, sqlConnection);
cmd.ExecuteNonQuery();
}
return(true);
}
catch (Exception ex)
{
var Err = new CreateLogFiles();
Err.ErrorLog(Config.PathToData + "err.log", ex.Message);
return(false);
throw;
}
}
}
static void Main(string[] args)
{
string input;
while (true)
{
Console.WriteLine("Type Import to upload data or Retrieve to display data from database");
input = Console.ReadLine().Trim();
if (input.ToLower() == "import" || input.ToLower() == "retrieve")
{
break;
}
}
if (input.ToLower() == "import")
{
while (true)
{
Console.WriteLine("Type JSON to save data to a JSON file or SQL to save data to the database");
input = Console.ReadLine().Trim();
if (input.ToLower() == "json" || input.ToLower() == "sql")
{
break;
}
}
if (input.ToLower() == "json")
{
Console.WriteLine("json input");
try
{
//string builder necessary to parse csv to JSON format
StringBuilder JInventoryrecords = new StringBuilder();
StringBuilder JSalesrecords = new StringBuilder();
//transforming into json
var JInventorySb = new InventoryManagementService(JInventoryrecords);
JInventorySb.ProcessProductsFromCsv(Config.PathToInvetoryFile);
var JSalesSb = new InventoryManagementService(JSalesrecords);
JSalesSb.ProcesOrdersFromCsv(Config.PathToSalesFile);
//making file out of json string
var JInventoryFile = new CsvToJsonConverter();
JInventoryFile.ProcessCsvFile(JInventoryrecords, Config.PathToData + "JInventoryFile.json");
var JSalesFile = new CsvToJsonConverter();
JSalesFile.ProcessCsvFile(JSalesrecords, Config.PathToData + "JSalesFile.json");
}
catch (Exception ex)
{
var Err = new CreateLogFiles();
Err.ErrorLog(Config.PathToData + "err.log", ex.Message);
Console.WriteLine("Fatal error : " + ex.Message + ", please find a complete error at ErrorLog file");
throw;
}
Console.WriteLine("Updated database succesfully");
}
else if (input.ToLower() == "sql")
{
try
{
var dropData = new InventoryManagementService();
dropData.DropAllData();
var CsvProductCharRecords = new InventoryManagementService();
CsvProductCharRecords.SaveProductChar(Config.PathToInvetoryFile);
var CsvInvetoryRecords = new InventoryManagementService();
CsvInvetoryRecords.SaveCsvInventory(Config.PathToInvetoryFile);
var CsvSalesRecords = new InventoryManagementService();
CsvSalesRecords.SaveCsvOrders(Config.PathToSalesFile);
}
catch (Exception ex)
{
var Err = new CreateLogFiles();
Err.ErrorLog(Config.PathToData + "err.log", ex.Message);
Console.WriteLine("Fatal error : " + ex.Message + ", please find a complete error at ErrorLog file");
throw;
}
Console.WriteLine("Updated database succesfully");
}
}
else if (input == "retrieve")
{
StringBuilder records = new StringBuilder();
Console.WriteLine(DisplayDbData.displayAllData(records).ToString());
}
}